epistome
'epistәum
基本解释
n. (甲壳类动物的)口上板,(昆虫的)口上突, 口上片
英文释义
n. The region between the antennae and the mouth, in
Crustacea.
n. A liplike organ that covers the mouth, in most Bryozoa.
See Illust., under Entoprocta.
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